Calucltions must be shown. Can someone answer please?

3. The S&OP team at Kansas Furniture, has received the following estimates of demand requirements. July Aug Sept Oct Nov Dec 1500 1200 1000 1800 1800 1500 Assuming one-time stock out cost for lost sales of $100 per unit and Inventory carrying costs of $25 per unit per month and a beginning inventory of 100 units, evaluate these two plans on an incremental cost basis: Plan A: Produce at a steady or level rate Plan B: Vary the workforce to produce the prior month's demand. The firm produced 1300 units in June. The cost of hiring additional workers is $3,000 per 100 units produced Layoffs cost $5,000 per 100 units cut back